Answer:
10
Step-by-step explanation:
20 - 10 = 10
you still have 20 because they are your cookies if i had 20 and you took 10 away it would be tend but since your taking your own cookies its 20 unless you eat them
yes 24
1. OA= 2.0 OA’= 3.0
2. OB= 3.0 OB’= 4.5
3. AB= 2.2 A’B’= 3.3
4. 1.5
5. 1.5
6. 1.5